Numbers 29:12-14

12On the fifteenth day of the seventh month, you are to hold a sacred assembly; you must not do any regular work, and you shall observe a feast to the LORD for seven days.

13As a pleasing aroma to the LORD, you are to present a food offering, a burnt offering of thirteen young bulls, two rams, and fourteen male lambs a year old, all unblemished, 14along with the grain offering of three-tenths of an ephah of fine flour mixed with oil with each of the thirteen bulls, two-tenths of an ephah with each of the two rams,